A locksmith knows all about the car door security system, he knows what to do when the older lock shows some problem. The problem with the car door lock appears for two different reasons first is the problem with the locking system and the second is the problem with lock keys. For the key replacement process,locksmith baltimore initiates the sequence in which a duplicate key is prepared within few minutes. Locksmiths are qualified to replace the digital key and all other kinds of manual keys by using technology as the main source. They use robotic machines for initiating key duplication sequences. In present time people with their busy schedule raise an issue of absent-mindedness in which they lose their keys easily in outskirt area. This is also the reason that locksmith mainly promotes the use of keyless entry sequences instead of a simple keyed locking system.